logarithmic decrement 对数衰减 ; [物] 对数减缩量 ; [物] 对数减量
logarithmic energy decrement 对数能量减缩 ; 对数减能
mean logarithmic decrement 平均对数衰减率
damping logarithmic decrement 阻尼对数减缩量
logarithmic decrement method 对数衰减法
hull vibration logarithmic decrement 船体振动对数衰减率
logarithmic decrement meter 对数缩减计
logarithmic decrement rate 对数衰减率
average logarithmic energy decrement 平均对数能量衰减率
The important action of eigenvector in estimating stability margin is investigated, and the limitation of both system damping and logarithmic decrement criteria is pointed out.
探讨了特征向量在评估稳定性裕度的重要作用，指出了传统的对数衰减率与系统阻尼判据在评估轴承稳定性裕度时的局限性。
The natural logarithm of this ratio is called the logarithmic decrement.
此比率自然对数称为对数的减量。
The results show that in traditional aging temperature, the stress relaxation curve of 7050 aluminum alloys exhibits a classical logarithmic decrement curve.
结果表明：时效温度范围内7050铝合金的应力松弛曲线表现为典型的对数衰减曲线。
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